Table 1.
Sleep characteristics (N = 30)
| M | SD | |
|---|---|---|
| Macrostructure characteristics | ||
| Time in bed (min) | 464.68 | 9.66 |
| TST (min) | 431.97 | 25.31 |
| Sleep onset latency (min) | 19.27 | 12.80 |
| First REM latency (min) | 94.32 | 37.89 |
| Sleep efficiency | 92.95 | 4.84 |
| Wake after sleep onset (min) | 9.43 | 11.51 |
| Stage N1 (% TST)a | 2.60 | 1.84 |
| Stage N2 (% TST) | 38.97 | 7.24 |
| Stage N3 (% TST) | 33.96 | 5.78 |
| Stage R (% TST) | 23.70 | 4.50 |
| SWA Fpz (μV2) | 194.90 | 78.10 |
| SWA Cz (μV2)a | 349.65 | 117.75 |
| Slow sleep spindle characteristics a | ||
| Duration (s) | 1.11 | 0.12 |
| Amplitude (μV) | 22.45 | 3.33 |
| Duration*Amplitude (μVs) | 25.65 | 5.30 |
| Power (μV2 Hz−1) | 7.40 | 3.14 |
| Frequency (Hz) | 11.24 | 0.17 |
| Density (# per 30 s epoch) | 1.15 | 0.37 |
| Fast sleep spindle characteristics a | ||
| Duration (s) | 1.12 | 0.12 |
| Amplitude (μV) | 22.89 | 3.35 |
| Duration*Amplitude (μVs) | 26.96 | 5.61 |
| Power (μV2 Hz−1) | 8.51 | 3.58 |
| Frequency (Hz) | 12.85 | 0.23 |
| Density (# per 30 s epoch) | 1.25 | 0.42 |
REM, rapid eye movement; Stage N1, NREM 1; Stage N2, NREM2; Stage N3, SWS or NREM3; Stage R, REM; SWA, slow‐wave activity (average power in the range of 1–4.5 Hz in Stage N2 and Stage N3 across the entire night); TST, total sleep time.
a
N = 28.